Finding the Third Proportional to 176,333.50 and 379,180

Step by Step Solution

1. Step 1: Write the proportion equation
   176,333.50 : 379,180 = 379,180 : x
2. Step 2: Convert to fraction form
   176,333.50/379,180 = 379,180/x
3. Step 3: Cross multiply
   176,333.50x = 379,180 × 379,180
4. Step 4: Simplify right side
   176,333.50x = 143,777,472,400
5. Step 5: Solve for x
   x = 143,777,472,400/176,333.50
6. Step 6: Final answer
   x = 815,372.42